ISO 2131:1972

Surface active agents — Simplified classification

Publication date: 1 nën 1972

General information

Current stage: 90.93 Effective date: 26 qer 2021

Originator: ISO

Owner: ISO/TC 91

Type: International Standard

ICS: 71.100.40

Gjuha: frëngjisht anglisht

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Statusi: Publikuar

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Scope

The simplified system enables the characteristics of the substances to be expressed by an abbreviated lettering and numbering system, consisting of one letter and four figures (five in the case of compounds comprising several hydrphilic groups). The letter designates the ionic character and figures correspond to the functional groups present in the molecule.

Life cycle

NOW

PUBLISHED
ISO 2131:1972
90.93 Standard confirmed
26 qer 2021